`tkas.com.cn`

DNSSEC	⚠️ Not signed
A	113.204.204.174^{🇨🇳 CHINA169-Backbone113.204.0.0/14 CNC Group CHINA169 Chongqing Province Network}
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.122^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.121^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
MX	`tkas-com-cn.corpsmtp.net` ⭐
		A	23.91.98.8^{🇺🇸 UCLOUD-123.91.98.0/24 ZL-IDC-UCLOUD-HKG}
			PTR	`sal605.corpemail.net`
		A	47.74.183.245^{🇸🇬 Alibaba-Cloud47.74.128.0/18 Alibaba.com Inc. 400 S El Camino Real Suite 400 San Mateo, CA94402 US}
			PTR	`sal604.corpemail.net`
		A	47.88.156.124^{🇸🇬 Alibaba-Cloud47.88.128.0/18 Alibaba CLoud}
			PTR	`sal603.corpemail.net`
		A	47.88.170.90^{🇸🇬 Alibaba-Cloud47.88.128.0/18 Alibaba CLoud}
			PTR	`sal601.corpemail.net`
		A	95.85.54.247^{🇳🇱 DIGITALOCEAN95.85.0.0/18 DigitalOcean}
			PTR	`inbound-603.protection.corpemail.net`
		A	159.100.25.64^{🇦🇹 AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833}
			PTR	`dd-cn2-101.corpemail.net`
		A	159.100.25.163^{🇦🇹 AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833}
			PTR	`dd-cn2-401.corpemail.net`
		A	159.100.25.212^{🇦🇹 AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833}
			PTR	`dd-cn2-402.corpemail.net`
		A	188.166.26.239^{🇳🇱 DIGITALOCEAN188.166.0.0/18 DigitalOcean}
			PTR	`inbound-602.protection.corpemail.net`
MX	`tkas-com-cn.corpsmtp.cn`⁽²⁰⁾
		A	23.91.98.8^{🇺🇸 UCLOUD-123.91.98.0/24 ZL-IDC-UCLOUD-HKG}
			PTR	`sal605.corpemail.net`
		A	47.74.183.245^{🇸🇬 Alibaba-Cloud47.74.128.0/18 Alibaba.com Inc. 400 S El Camino Real Suite 400 San Mateo, CA94402 US}
			PTR	`sal604.corpemail.net`
		A	47.88.156.124^{🇸🇬 Alibaba-Cloud47.88.128.0/18 Alibaba CLoud}
			PTR	`sal603.corpemail.net`
		A	47.88.170.90^{🇸🇬 Alibaba-Cloud47.88.128.0/18 Alibaba CLoud}
			PTR	`sal601.corpemail.net`
		A	95.85.54.247^{🇳🇱 DIGITALOCEAN95.85.0.0/18 DigitalOcean}
			PTR	`inbound-603.protection.corpemail.net`
		A	159.100.25.64^{🇦🇹 AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833}
			PTR	`dd-cn2-101.corpemail.net`
		A	159.100.25.163^{🇦🇹 AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833}
			PTR	`dd-cn2-401.corpemail.net`
		A	159.100.25.212^{🇦🇹 AT-FIRSTCOLO159.100.24.0/22 First Colo via AS203833}
			PTR	`dd-cn2-402.corpemail.net`
		A	188.166.26.239^{🇳🇱 DIGITALOCEAN188.166.0.0/18 DigitalOcean}
			PTR	`inbound-602.protection.corpemail.net`
MX	`cnc.biz-email.net`⁽³⁰⁾
		A	210.51.26.140^{🇨🇳 CU-CN-AS210.51.26.0/24}
		A	210.51.26.150^{🇨🇳 CU-CN-AS210.51.26.0/24}
MX	`mail.biz-email.net`⁽⁴⁰⁾
		A	222.73.234.229^{🇨🇳 SHANGHAITELECOM222.73.234.0/24 SHIDC}
			PTR	`mail.biz-email.net`
		A	222.73.234.234^{🇨🇳 SHANGHAITELECOM222.73.234.0/24 SHIDC}
		A	222.73.234.236^{🇨🇳 SHANGHAITELECOM222.73.234.0/24 SHIDC}
			PTR	`mail.biz-email.net`
TXT	`MS=ms43658445`
TXT	`v=spf1 include:_s.corp-email.com -all`
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`com.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030628502

WOT: NOT_SAFE (20/100)

Same first word

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ksta.cn

tska.org.uk

taks.co.jp

ksat.com

tsak.com

kats.de

DNS History

7 records (7 active, 0 former)

●NSdns10.hichina.com2026-06-04 → 2026-06-15 · 2 obs

● 2026-06-04 10:36:54
● 2026-06-15 07:07:52

●NSdns9.hichina.com2026-06-04 → 2026-06-15 · 2 obs

● 2026-06-04 10:36:54
● 2026-06-15 07:07:52

●MXcnc.biz-email.net2026-06-04 → 2026-06-15 · 2 obs

● 2026-06-04 10:36:54
● 2026-06-15 07:07:52

●MXmail.biz-email.net2026-06-04 → 2026-06-15 · 2 obs

● 2026-06-04 10:36:54
● 2026-06-15 07:07:52

●MXtkas-com-cn.corpsmtp.cn2026-06-04 → 2026-06-15 · 2 obs

● 2026-06-04 10:36:54
● 2026-06-15 07:07:52

●MXtkas-com-cn.corpsmtp.net2026-06-04 → 2026-06-15 · 2 obs

● 2026-06-04 10:36:54
● 2026-06-15 07:07:52

●A113.204.204.1742026-06-04 → 2026-06-15 · 2 obs

● 2026-06-04 10:36:54
● 2026-06-15 07:07:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	c.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn...	-
tkas.com.cn	dns9.hichina.com, dns10.hichina.com	-

✅ Authoritative Response

Server:120.76.107.52

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tkas.com.cn (unsigned zone)

⏱️ Timing

Total: 4648ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`113.204.204.174`
NS	2	`dns9.hichina.com, dns10.hichina.com`
MX	4	`mail.biz-email.net (pri: 40), cnc.biz-email.net (pri: 30)...`
TXT	2	`v=spf1 include:_s.corp-email.com -all, MS=ms43658445`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

tkas.com.cn directs to one IP number, which is 113.204.204.174.

Name Servers

tkas.com.cn is served by two delegated name servers, dns10.hichina.com and dns9.hichina.com.

tkas.com.cn has the same name server delegation as a number of other domains, such as bjur.com.cn, 51aixue.com, itestpoint.com and two more.

Host names resolving to 9 IP numbers:

dns10.hichina.com carries IP addresses 39.96.153.41, 39.96.153.51 and 47.118.199.201, with 6 other addresses beyond those.

dns9.hichina.com carries IP addresses 39.96.153.42, 39.96.153.52 and 47.118.199.202, with 6 other addresses beyond those.

Mail Servers

The four mail servers for tkas.com.cn are tkas-com-cn.corpsmtp.cn, cnc.biz-email.net, mail.biz-email.net and tkas-com-cn.corpsmtp.net.

tkas.com.cn shares at least some of its mail servers with other domains — for example finscis.com, ambow.com, chinesesilk.com and two more.

It is common for these mail servers to co-occur with cdn.corp-email.cn, cdn.corpemail.net, mdn.corp-email.cn and mdn.corpemail.net as mail servers.

Host names resolving to 9 IP numbers:

tkas-com-cn.corpsmtp.cn carries IP addresses 23.91.98.8, 47.74.183.245 and 47.88.156.124, with 6 other addresses beyond those.

tkas-com-cn.corpsmtp.net carries IP addresses 23.91.98.8, 47.74.183.245 and 47.88.156.124, with 6 other addresses beyond those.

Hosts with three IP address records:

mail.biz-email.net resolves to three addresses: 222.73.234.229, 222.73.234.234 and 222.73.234.236.

Hosts with two IP numbers each:

cnc.biz-email.net maps to two IP addresses — 210.51.26.140 and 210.51.26.150.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 23.91.98.8 IP addresses.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 47.74.183.245 IP addresses.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 47.88.156.124 IP addresses.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 47.88.170.90 IP addresses.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 95.85.54.247 IP addresses.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 159.100.25.64 IP addresses.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 159.100.25.163 IP addresses.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 159.100.25.212 IP addresses.

These two host names — tkas-com-cn.corpsmtp.cn and tkas-com-cn.corpsmtp.net — each point to 188.166.26.239 IP addresses.

tkas.com.cn - robtex.com

tkas.com.cn

com.cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`tkas.com.cn`

`com.cn`